<!--
  The Head
-->

<head>
  <meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">

  {% if page.layout == 'home' or page.layout == 'post' %}

    <!-- i18n for `_javascript/utils/timeago.js` -->
    <meta name="day-prompt" content="{{ site.data.locales[lang].post.timeago.day }}">
    <meta name="hour-prompt" content="{{ site.data.locales[lang].post.timeago.hour }}">
    <meta name="minute-prompt" content="{{ site.data.locales[lang].post.timeago.minute }}">
    <meta name="justnow-prompt" content="{{ site.data.locales[lang].post.timeago.just_now }}">

    {% if site.google_analytics.pv.proxy_endpoint %}
      <meta name="pv-proxy-endpoint" content="{{ site.google_analytics.pv.proxy_endpoint }}">
    {% endif %}

    {% if site.google_analytics.pv.cache_path %}
      <meta name="pv-cache-path" content="{{ site.google_analytics.pv.cache_path | relative_url }}">
    {% endif %}

  {% endif %}

  {% seo title=false %}

  <title>
  {%- unless page.layout == "home" -%}
    {{ page.title | append: " | "}}
  {%- endunless -%}
    {{ site.title }}
  </title>

  {% include favicons.html %}

  <!-- Google Fonts -->
  <link rel="preconnect" href="https://fonts.gstatic.com" crossorigin="anonymous">
  <link rel="dns-prefetch" href="https://fonts.gstatic.com">

  <!-- GA -->
  {% if jekyll.environment == 'production' %}
    <link rel="preconnect" href="https://www.google-analytics.com" crossorigin="use-credentials">
    <link rel="dns-prefetch" href="https://www.google-analytics.com">

    <link rel="preconnect" href="https://www.googletagmanager.com" crossorigin="anonymous">
    <link rel="dns-prefetch" href="https://www.googletagmanager.com">

    {% if site.google_analytics.pv.proxy_endpoint %}
      {% assign proxy_url = site.google_analytics.pv.proxy_endpoint
        | replace: "https://", "" | split: "/" | first | prepend: "https://" %}

      <link rel="preconnect" href="{{ proxy_url }}" crossorigin="use-credentials">
      <link rel="dns-prefetch" href="{{ proxy_url }}">
    {% endif %}
  {% endif %}

  <!-- jsDelivr CDN -->
  <link rel="preconnect" href="https://cdn.jsdelivr.net">
  <link rel="dns-prefetch" href="https://cdn.jsdelivr.net">

  <!-- Bootstrap -->
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/bootstrap@4.0.0/dist/css/bootstrap.min.css">

  <!-- Font Awesome -->
  <link rel="stylesheet" href="https://cdn.jsdelivr.net/npm/@fortawesome/fontawesome-free@5.11.2/css/all.min.css">

  {% include css-selector.html %}

  <!-- JavaScript -->

  <script src="https://cdn.jsdelivr.net/npm/jquery@3/dist/jquery.min.js"></script>

</head>
